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Chapter 4: An Introduction to Game Theory
The prisoner's dilemma fits any situation in which the following conditions are met:
- two actors must make simultaneous decisions (or make a decision without knowing what the opponent will do or has done already),
- defection always dominates cooperation, and
- the preference ordering for both players is DC > CC > DD > CD.
We must meet all three conditions to call the game prisoner's dilemma; if the first two conditions are met but the preference ordering is different for each player, or the same for both players but different from the one here, it becomes a different strategic form game with different implications (see below). The ...